207638577

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{6131}}^1$

素因数の和:6261

約数の個数: 24

約数和(自身を含む): 309935808

約数和(自身を除く): 102297231

約数列:

[1, 3, 9, 53, 71, 159, 213, 477, 639, 3763, 6131, 11289, 18393, 33867, 55179, 324943, 435301, 974829, 1305903, 2924487, 3917709, 23070953, 69212859, 207638577]

約数ペア:

[(1, 207638577), (3, 69212859), (9, 23070953), (53, 3917709), (71, 2924487), (159, 1305903), (213, 974829), (477, 435301), (639, 324943), (3763, 55179), (6131, 33867), (11289, 18393)]